function d_ang=def_delta_ang_func(G,P,k)
% def_delta_ang_func: Default subroutine to update P.ang via P.ang_speed
%
% SYNTAX:
%   d_ang = def_delta_ang_func(G,P,k)
%   Return value d_ang is the desired angle increment in current game step.

%   Author: Hongbin Ma
%   Last updated: 2009-6-1 with MATLAB 6.5
%   Problems or suggestions? Email me: mathmhb[at]163.com

d_ang=ones(1,length(P.ang))*P.ang_speed*G.h;
